Instant Copy freezing

Help!

IC was working fine with all the films I tried.

Have now tried The Sweetest Thing and Wizard Of Oz and they both crash every time. Also tried in dvd95copy and the same.

Have tried uninstalling and then reinstalling.

Any ideas?

System:
XP 1600+
Windows XP
512 mb pc133

The sweetest thing with instant copy nope dvd2one yes